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CHIRP/Spread Spectrum Transducers

Transducer Model

Low Freq +

Inner 
Shield

Low Freq -

Ground

Inner 
Shield

Temp XID

High 
Freq +

Inner 
Shield

High 
Freq -

Outer 
Shield

Airmar R509LH

Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar R599LH

Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar R109LH

Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar R109LM

Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar R109LMHW Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar R111LH

Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar M265LH

Blue/White

1

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar B265LH

Blue/White

1

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar TM265LH

Blue/White

1

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar B265LM

Blue/White

1

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar TM265LM

Blue/White

1

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar B175H

NA

NA

NA

Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar B175L

Blue/White

Bare

Black/White Brown

NA

White Orange NA

NA

NA

Bare

Airmar B175M

2

Blue

NA

Black

Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar PM265LH

Blue/White

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar PM265LM

Blue/White

Bare

Black/White Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar CM599LH

Blue/White

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar CM599LHW Blue/White

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar TM150M

2

Blue

NA

Black

Brown

NA

White Orange Blue

NA

Black

Bare

Airmar B150M

2

Blue

NA

Black

Brown

NA

White Orange Blue

NA

Black

Bare

Airmar B75L

Blue/White

Bare

Black/White Brown

NA

White Orange NA

NA

NA

Bare

Airmar B75M

2

Blue

Bare

Black

Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar B75H

NA

NA

NA

Brown

NA

White Orange Blue

Bare

Black

Bare

Airmar 509LHW

Blue/White

1

Bare

Black/White Brown

Bare

White Orange Blue

Bare

Black

Bare

Airmar TM185M

NA

NA

NA

Brown

NA

White Orange Blue

Bare

Black

Bare

Yellow before 11/20/10

Can be connected to either Low Freq or High Freq terminal blocks.

12

GSD 26 Installation Instructions

Summary of Contents for GSD 26

Page 1: ...ection and a dust mask when drilling cutting or sanding NOTICE When drilling or cutting always check what is on the opposite side of the surface This equipment must be installed by a qualified marine...

Page 2: ...berglass with screws it is recommended to use a countersink bit to drill a clearance counterbore through only the top gel coat layer This will help to avoid any cracking in the gel coat layer when the...

Page 3: ...gn the notch on the end of the power cable with the power port on the device and press the cable into place 6 Tighten the locking ring 7 Repeat steps 4 and 5 for the network cable and connect the devi...

Page 4: ...Transducer Wire Color Tables page 11 for specific examples of Garmin wire colors 1 Connect the uninsulated section of each wire to the terminal block using a 3 mm flat screwdriver 2 Connect the bare s...

Page 5: ...is ground post to the boat water ground circuit NOTE The boat battery ground is an acceptable alternative if your vessel does not have a designated water ground circuit 2 Mount the sounder Mounting th...

Page 6: ...e high frequency terminal block damages the device and the transducer You can use these diagrams to identify the connection points for your transducer wires on the GSD 26 terminal block Locate your CH...

Page 7: ...Single Element CHIRP Spread Spectrum GSD 26 Installation Instructions 7...

Page 8: ...Dual Element CHIRP Spread Spectrum with Temperature and XID NOTE The temperature and XID wires can be connected at either location 8 GSD 26 Installation Instructions...

Page 9: ...Dual Element CHIRP Spread Spectrum with XID NOTE The XID wires can be connected at either location GSD 26 Installation Instructions 9...

Page 10: ...Dual Element CHIRP Spread Spectrum with Separate Temperature Sensor NOTE The temperature and XID wires can be connected at either location 10 GSD 26 Installation Instructions...

Page 11: ...Separate Speed Sensor NOTE The XID wires can be connected at either location Transducer Wire Color Tables You can use these tables to help identify wire functions on certain Garmin or Airmar transduc...

Page 12: ...1 Bare Black White Brown NA White Orange Blue Bare Black Bare Airmar B175H NA NA NA Brown NA White Orange Blue Bare Black Bare Airmar B175L Blue White Bare Black White Brown NA White Orange NA NA NA B...

Page 13: ...ce to clear the error Specifications Size L x W x H 274 x 373 x 100 mm 10 8 x 14 7 x 3 9 in Weight 5 16 kg 11 37 lb Case material Fully gasketed aluminum and steel housing with plastic access panel wa...

Page 14: ...2014 2022 Garmin Ltd or its subsidiaries support garmin com...

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